2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/78384We show that the Gerstenhaber algebra of the 1-jet Lie algebroid of a Jacobi manifold has a canonical exact generator, and discuss duality between its homology and the Lie algebroid cohomology. We also discuss a new example of a Lie bialgebroid on Poisson manifolds.LaTex, 20 pagesDifferential GeometrySymplectic Geometry17B66; 58F05text